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McDonnell & Miller 157S-R Controller R-22 5-ton systems

SKU: 68570442359
USD904.70 USD934.70

Pay in 4 interest-free payments of $226.18 Learn more

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Sep 16 - Sep 21

Description

5-ton systems

tailored for specific vertical coil configurations

ensuring the airtight seal necessary to maintain precise inches of water column (WC) for the draft inducer

Durable Construction: Engineered to withstand the rigors of industrial mechanical rooms and frequent cycling

McDonnell & Miller 157S-R Controller R-22 5-ton systemsThe McDonnell & Miller 157S R (Part Number 176220) is a heavy duty, float operated combination low water cut off and pump controller designed specifically for steam boilers with an integral water column. This model serves as the upgraded direct replacement for the McDonnell & Miller 157 R, transitioning from older mercury switch technology to reliable, bimetal snap acting switches for enhanced safety and modern compliance. Built with a corrosion

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy

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